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1、中原工学院硕士学位论文摘要Analysisof"Windphotovoltaicdiesel"micropowersystemoperationcharacteristicsIntheislandofmicrogridSpeciality:ControlEngineeringName:WangYuanyuanSupervisor:Prof.LiWeifengAbstractOnbehalfofthedistributedpowergenerationtechnologyforwindandsolarenergy,bec
2、ausetheuseofcleanenergy,non-pollutionandreducingtransmissionanddistributionconstructionandotheradvantagesgainmoreandmoreattention.Andhavebecomeoneoftheimportantwaystosolvetheenergydepletionandenvironmentalpollutionandotherissues.Micro-grid,anewnetworkofenergysup
3、plytechnologiesbecomeanewhotspotinthefieldofsmartgridtechnology.Formicrogridsystemeachmicro-power(photovoltaiccells,windturbines,dieselgenerators)operatingcharacteristics,modelanalysisofseveralkindsofmicropowersource,respectively.Firstly,theuseofengineeringmathe
4、maticsmodelofphotovoltaiccells,buildupitssimulationmodel.Indifferentenvironmentalconditions(temperature,lightintensity),verifytheoutputcharacteristicsofphotovoltaiccells.Secondly,basedonthedieselengineandthesynchronousgeneratormathematicalmodel,establishsimulati
5、onsystemofdieselgenerator.Thepurposeistoverifytheoutputofthedieselgeneratorisstable.Finally,establishofwindpowersystemsimulation,toanalysisofwindpowergridmodel.Underthedifferentwindspeed,outputvoltagesofthesystemarestable.Throughtheanalysisoftheabovethreepowerge
6、nerationunit,usethesethreeelementstobuildasystem.Andinsystemonthebasisofeconomicmodel,useRBF-PSOalgorithmtooptimizetheallocationofthecapacityoftheentirepowergenerationsystem.RBFneuralnetworkstructureissimpleandtrainingisrelativelysimple.PSOoptimizationalgorithmc
7、onvergencespeedandversatility.BasedontheadvantageofthealgorithmRBFandPSO,theoptimizationofsystemisfastandaccurate.Inthispaper,analysisamicrogridindifferentseasons,differentconditionanddifferenttargetvalueoftypicalday.Microgridoperationcosthasbeengreatlyreduced.T
8、henumericalexamplesshowthattheII万方数据中原工学院硕士学位论文摘要proposedmodelandthemethodisreasonable.wehaslaidasolidfoundationthroughmicrogridtheoryresearchandengineeringpractice.K